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Man Pages
PUC(4) FreeBSD Kernel Interfaces Manual PUC(4)

pucPCI “Universal” Communications driver

device pci
device puc
device uart
device ppc

The puc driver acts as a shim to connect PCI multi-port serial and parallel adapters to the uart(4) and ppc(4) driver.

The puc driver supports the following PCI/PCIe multi-port serial and parallel adapters:

  • Advantech 2-port PCI PCI-1602/1603 Rev A/B1
  • Applied Micro Circuits PCI 8 Port UART
  • Avlab Technology PCI IO 2S
  • Avlab Low Profile PCI 4 Serial
  • Boca Research PCI Turbo Serial 658/654
  • Brainboxes:
    • Instashield PCIe IX-400, IX-200, IX-100
    • Instashield PCI IS-400, IS-200
    • PX Series PCIe RS232/RS422/RS485/LPT
    • UC Series Universal PCI RS232/RS422/RS485/LPT
    • UP Series PCI Dual RS232
  • Comtrol RocketPort 550 PCI 16/8/4 port
  • Decision Computer PCCOM PCI 8/4/2 port
  • Digi Neo PCIe 4 and 8 Port (with and without RJ45)
  • Digi Neo PCI 4 and 8 Port
  • Dolphin Peripherals PCI 4035/4014
  • Exar:
    • XR17C/D152
    • XR17C154
    • XR17C158
    • XR17V258IV
    • XR17V352
    • XR17V354
    • XR17V358
  • Feasso PCI FPP-02 2S1P
  • HP Diva Serial [GSP] Multiport UART:
    • Tosca Console
    • Tosca Secondary
    • Maestro SP2
    • Superdome Console
    • Keystone SP2
    • Everest SP2
  • I-O DATA RSA-PCI2/R
  • IBM SurePOS 300 Series (481033H) serial ports
  • IC Book Labs:
    • Dreadnought x16 Pro/Lite
    • Ironclad x8 Pro
    • Gunboat x4 Pro/Lite/Low Profile
    • Gunboat x2 Low Profile
  • Kuroutoshikou SERIAL4P-LPPCI2
  • Lava Computers:
    • Dual Serial PCI
    • Quattro-PCIe
    • Quattro-PCI
    • Octopus-550 PCI
  • Moxa Technologies:
    • Smartio CP-102E/PCIe
    • Smartio CP-102EL/PCIe
    • Smartio C104H/PCI
    • Smartio CP-104UL/PCI
    • Smartio CP-104JU/PCI
    • Smartio CP-104EL/PCIe
    • Smartio CP-104EL-A/PCIe
    • CP-112UL PCI
    • Industio CP-114
    • Smartio CP-114EL/PCIe
    • Smartio CP-118EL-A/PCIe
    • C168H/PCI
    • C168U/PCI
    • CP-168EL/PCIe
    • Smartio CP-168EL-A/PCIe
  • NetMos NM9815 Dual 1284 Printer port PCI
  • NetMos NM9835 2/1 port UART + 1284 Printer PCI
  • NetMos NM9845 4/6 port UART + 1284 Printer PCI
  • NetMos NM9865 4/3/2 port UART + 1/2 port 1284 Printer PCI
  • Oxford Semiconductor based boards:
    • OX16PCI952 UART (with and without Parallel port)
    • OX16PCI954 UART
    • OX9160/OX16PCI954 UARTs
    • OX16PCI958 UART
  • Perle Ultraport4 Express PCIe Serial
  • Perle Speed8/Speed4/Speed2 LE PCI Serial
  • Quatech:
    • DSC-300/200/100 PCI
    • DSCLP-300/200/100 PCI
    • ESC-100/100D/100M PCI
    • QSC-300/200/100 PCI
    • QSCLP-100 PCI
  • SIIG Cyber Series of UART and parallel port boards:
    • Cyber 2S and 2SP1 PCI 16550
    • Cyber 4 and 4S PCI 16C650 (10x family and 20x family)
    • Cyber I/O PCI (10x family and 20x family)
    • Cyber Parallel Dual PCI (10x family and 20x family)
    • Cyber Serial Dual PCI (10x family and 20x family)
    • Cyber 2S1P PCI (10x family and 20x family)
    • PS8000 8S PCI 16C650 (20x family)
    • Quartet Serial 850 PCI
  • Sun 1040 PCI Quad Serial
  • Sunix MIO5xxxx 4/2/1 port UART and 1284 Printer
  • Sunix SUN1889/1888 PCI dual port serial
  • Sunix SER5xxxx 8/4/2 port serial
  • Syba Tech Ltd PCI-4S2P-550-ECP
  • Systembase SB16C1054/8 4/8 port serial
  • Titan PCI-800H/PCI-200H
  • VScom:
    • PCIex-800H
    • PCI-200HV2
    • 200Li uPCI
    • PCI-800L, PCI-200L, and PCI-100L
    • PCI-800, PCI-400, and PCI-200

sys/dev/puc/pucdata.c
list of supported devices

This driver took the idea from the NetBSD puc driver. It uses a substantial amount of the same data.

June 11, 2025 FreeBSD 15.1-RELEASE-p1

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